[1] Wroclaw Med Univ, Dept Dermatol Venereol & Allergol, Wroclaw, Poland
[2] Minist Interior & Adm, Ctr Postgrad Med Educ, Dept Dermatol, Natl Med Inst, Warsaw, Poland
[3] Univ Rzeszow, Inst Med Sci, Coll Med Sci, Dept Dermatol, Rzeszow, Poland
[4] Med Univ Lublin, Dept Dermatol Venereol & Paediat Dermatol, Lublin, Poland
[5] Med Univ Gdansk, Dept Dermatol Venereol & Allergol, Gdansk, Poland
[6] Med Univ Silesia, Dept Dermatol, Katowice, Poland
[7] Med Univ Lodz, Dept Dermatol Paediat & Oncol Dermatol, Lodz, Poland
[8] Univ Warmia & Mazury, Dept Dermatol Sexually Transmitted Dis & Clin Immu, Olsztyn, Poland
[9] Mil Inst Med, Dept Dermatol, Warsaw, Poland